V2EX ac adapter

AC Adapter

释义 (Definition)

AC adapter交流电源适配器(也常叫“电源适配器/充电器”),一种把墙上插座提供的交流电(AC)转换为电子设备所需的较低电压的直流电(DC)的外置电源装置。日常最常见于笔记本电脑、路由器、显示器等设备。(不同场景下也可能指类似用途的外接供电器。)

发音 (Pronunciation)

/esi dptr/

例句 (Examples)

My laptop won’t charge because I forgot my AC adapter.
我的笔记本电脑充不了电,因为我忘带电源适配器了。

When traveling abroad, make sure your AC adapter supports 100240V, or use a compatible converter.
出国旅行时,要确认你的电源适配器支持 100240V,否则就要使用兼容的电压转换设备。

词源 (Etymology)

ACalternating current(交流电)的缩写;adapter 来自拉丁语词根 *adapt-*,意为“使适应、改装”。组合成 AC adapter,字面意思就是“用于适配交流电的装置”,即把市电(AC)转换为设备可用的电源形式。

相关词 (Related Words)

文学作品用例 (Literary Works)

该词属于现代科技与消费电子领域用语,更常见于产品说明书、使用手册、技术写作与当代纪实文本中;在传统经典文学中出现频率较低。近现代背景的小说或当代散文中若涉及电子设备(如笔记本电脑、相机、路由器等),也可能以较生活化的方式出现 AC adapter

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